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Galsulfase Injection

Washington, DC rates for HCPCS J1458 · Naglazyme

Injection, galsulfase, 1 mg

Rates data updated October 2026.

How much does Naglazyme (galsulfase) cost?

$525per mg

Typical negotiated rate. In Washington, DC, October 2026.

Insurers have agreed to pay about $525 for each mg of this drug. The price depends on where it is billed: about $513 from a physician practice, and about $977 from a hospital or other facility.

Work out the cost of a dose

This drug is priced per mg. Enter the amount given to see what insurers have agreed to pay for it.

mg
In a doctor's office or clinic
$513
At a hospital outpatient department
$977

The same drug, in the same amount, costs 91% more at a hospital than at a doctor's office.

Drug cost only. Giving the drug, the visit itself and any monitoring are billed on their own codes. We do not publish dosing guidance: use the amount from your own prescription or treatment plan.

Few insurers publish rates for this combination, so treat this figure as a rough guide.

These are rates insurers have negotiated with providers, not the amount a patient is billed. What you owe depends on your plan's deductible and coinsurance. Based on rates published by 5 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$513$479 to $525
FacilityA hospital or hospital-owned outpatient department$977$525 to $1,175

How much rates vary

Facilitymedian $977 · 10th to 90th $525 to $1,445Professionalmedian $513 · 10th to 90th $479 to $676
$500$1Kfacility $977professional $513

Distribution of negotiated rates across all payers (price axis is log-scale). Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$524.81
Median
$524.81
Typical High
$524.81
Aetna
Setting
Professional
Modifier
None
Typical Low
$524.81
Median
$524.81
Typical High
$524.81
CareFirst
Setting
Professional
Modifier
None
Typical Low
$478.63
Median
$512.86
Typical High
$512.86
Cigna
Setting
Facility
Modifier
None
Typical Low
$794.33
Median
$1,096.48
Typical High
$1,862.09
Cigna
Setting
Professional
Modifier
None
Typical Low
$524.81
Median
$524.81
Typical High
$676.08
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$446.68
Median
$446.68
Typical High
$524.81
United
Setting
Facility
Modifier
None
Typical Low
$524.81
Median
$524.81
Typical High
$524.81
United
Setting
Professional
Modifier
None
Typical Low
$512.86
Median
$512.86
Typical High
$870.96

Where Washington, DC sits

The same service costs 1.6 times more in Arizona than in Iowa. Every bar is a state, most expensive first. Touch or drag across it to read any state, then open that state for its carriers and full range.

Washington, DC· 44th of 51

$525

AZ $832IA $513

Median negotiated rate in each state, from every insurer that publishes one. States where no insurer publishes a rate for this service are not shown.